mymath.c

terawin的t103 LCD驱动程序

#include <reg51.h>
#include "common.h"
#ifdef PC_MODE
long abs_long(long dw)
{
	if(dw>=0)
		return dw;
	else
		return 0xFFFFFFFF-dw+1;
}

#if 0
unsigned int ErrorCorrWORD(unsigned int wData)
{
	uWORD wTemp;
	if(wData>0x8000)
		wTemp=0xFFFF-wData+1;
	else 
		wTemp=wData;
	return wTemp; 
}
#endif


#endif